Vasa previa diagnosis and management.
D000328:Adult; D005260:Female; D005313:Fetal Death / Q000517:prevention & control*; D005333:Fetus / Q000098:blood supply; D005865:Gestational Age; D006801:Humans; D010920:Placenta / Q000098:blood supply; D010922:Placenta Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000628:therapy*; D011247:Pregnancy; D012307:Risk Factors; D018615:Ultrasonography, Doppler, Color; D014592:Uterine Hemorrhage / Q000209:etiology